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As an electrical engineering major, she used to evaluate the performance of electrical equipment using basic big data analysis methods. Recently, she systematically started learning several programming languages and attempted to set up big data projects in fields other than her major.

As an indication of how much crawfish has triggered the appetite of Chinese consumers with sophisticated tastes, a search of the words "crawfish delivery" through Dazhong Dianping, a Chinese customer review app that is similar to Yelp, results in more than 3,100 restaurants that offer deliveries in Beijing alone.

As a sovereign nation, there is no need for Australia to take a side between relations with China or with the United States, he said, adding that bilateral relationship is by no means a transaction.

As governments adopt "unconventional" monetary policy amid the COVID-19 pandemic, interest rates have been lower, and the pricing of the risk has compressed, which have pushed up asset prices, he said.

As family wealth grows, parents are more willing to invest in tourism to provide extracurricular education for their children, Leng explained.